302230220212 has 6 divisors (see below), whose sum is σ = 528902885378. Its totient is φ = 151115110104.

The previous prime is 302230220207. The next prime is 302230220231. The reversal of 302230220212 is 212022032203.

It can be written as a sum of positive squares in only one way, i.e., 242069904036 + 60160316176 = 492006^2 + 245276^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 302230220212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37778777523 + ... + 37778777530.

Almost surely, 2^302230220212 is an apocalyptic number.

It is an amenable number.

302230220212 is a deficient number, since it is larger than the sum of its proper divisors (226672665166).

302230220212 is a wasteful number, since it uses less digits than its factorization.

302230220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75557555057 (or 75557555055 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 302230220212 its reverse (212022032203), we get a palindrome (514252252415).

The spelling of 302230220212 in words is "three hundred two billion, two hundred thirty million, two hundred twenty thousand, two hundred twelve".